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JPEGSCREEN

JPEGSCREEN

Name


      JPEGSCREEN

Purpose


      Save current screen image and color table to a JPEG file.

Category


Calling Sequence


      jpegscreen, [file], quality = q, quiet = quiet

Inputs


      file = name of JPEG file. in

Keyword Parameters


Keywords


        QUALITY=q JPEG quality value (0=bad, 100=best, def=75).
          Low values give better compression but poorer quality.
        /quiet Don't echo output file name to screen.

Outputs


Common Blocks


Notes


      Notes: Prompts for file if called with no args.
        Also works for z-buffer.

Modification History


      R. Sterner, 1996 Jan 17
      R. Sterner, 2000 Jun 29 --- Modified for 24 bit color.
      R. Sterner, 2002 Jun 18 --- Modified to allow Z-Buffer.
      R. Sterner, 2002 Jun 26 --- Used get_visual_name to make X independent.
      R. Sterner, 2006 Jul 11 --- Fixed extension warning.
      Mary Ruth Keller, 2011 NOV 15 --- /quiet added.
      R. Sterner, 2011 Nov 16 --- Converted arrays from () to [].
  Copyright (C) 1996, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.



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